add new keys to a dictionary python
d = {'key':'value'}
print(d)
# {'key': 'value'}
d['mynewkey'] = 'mynewvalue'
print(d)
# {'mynewkey': 'mynewvalue', 'key': 'value'}add new keys to a dictionary python
d = {'key':'value'}
print(d)
# {'key': 'value'}
d['mynewkey'] = 'mynewvalue'
print(d)
# {'mynewkey': 'mynewvalue', 'key': 'value'}python loop append to dictionary
case_list = []
for entry in entries_list:
case = {'key1': entry[0], 'key2': entry[1], 'key3':entry[2] }
case_list.append(case)python3 add dictionary to dictionary
dict_1 = {"1":"a", "2":"b", "3":"c"}
dict_2 = {"4":"d", "5":"e", "6":"f"}
dict_1.update(dict_2)
print(dict_1)
#Output = {"1":"a", "2":"b", "3":"c", "4":"d", "5":"e", "6":"f"}python append value to dictionary list
import collections
a_dict = collections.defaultdict(list) # a dictionary key --> list (of any stuff)
a_dict["a"].append("hello")
print(a_dict)
>>> defaultdict(<class 'list'>, {'a': ['hello']})
a_dict["a"].append("kite")
print(a_dict)
>>> defaultdict(<class 'list'>, {'a': ['hello', 'kite']})python dict append
default_data = {'item1': 1,
'item2': 2,
}
default_data.update({'item3': 3})
# or
default_data['item3'] = 3adding one element in dictionary python
mydict = {'score1': 41,'score2': 23}
mydict['score3'] = 45 # using dict[key] = value
print(mydict)Copyright © 2021 Codeinu
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